78669728

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2753}}^1$

素因数の和:2829

約数の個数: 48

約数和(自身を含む): 166561920

約数和(自身を除く): 87892192

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 76, 94, 152, 188, 304, 376, 608, 752, 893, 1504, 1786, 2753, 3572, 5506, 7144, 11012, 14288, 22024, 28576, 44048, 52307, 88096, 104614, 129391, 209228, 258782, 418456, 517564, 836912, 1035128, 1673824, 2070256, 2458429, 4140512, 4916858, 9833716, 19667432, 39334864, 78669728]

約数ペア:

[(1, 78669728), (2, 39334864), (4, 19667432), (8, 9833716), (16, 4916858), (19, 4140512), (32, 2458429), (38, 2070256), (47, 1673824), (76, 1035128), (94, 836912), (152, 517564), (188, 418456), (304, 258782), (376, 209228), (608, 129391), (752, 104614), (893, 88096), (1504, 52307), (1786, 44048), (2753, 28576), (3572, 22024), (5506, 14288), (7144, 11012)]